Which sentence has incorrect subject-verb agreement?

I watch the previews before every movie I see in the theaters.
I want to make sure that there is plenty of time to get to the movie.
I always buy popcorn and candy before the movie begins.
I has recommended the movie to all of my friends.

Question

Which sentence has incorrect subject-verb agreement?

    I watch the previews before every movie I see in the theaters.
    I want to make sure that there is plenty of time to get to the movie.
    I always buy popcorn and candy before the movie begins.
    I has recommended the movie to all of my friends.

anonymous · Answer

It is D, since it should be:
    I have recommended the movie to all of my friends.
It is past tense

anonymous · Answer

thx